baber/WOPTO huggingface dataset:
Patent JP-2001307358-A (JP)
Title: Optical head device and optical information recording/ reproducing device
Inventor: KATAYAMA RYUICHI
IPC: G11B7/1365
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical head device and an optical information recording/reproducing device capable of correctly detecting a radial tilt of an optical recording medium without generating an offset in a radial tilt signal even if an objective lens is shifted in the radial direction of the optical recording medium. SOLUTION: Exit light from a semiconductor laser is divided into three light of zero-order light being a main beam and ±1st-order diffracted light being a sub beam by a diffraction optical element, and three light condensing spots are shifted in the radial direction of a disk and are arranged. Three reflected light from the disk is diffracted as +1st-order diffracted light by a hologram optical element 8 and is received by a photodetector. The radial tilt of the disk for each of the main beam and the sub beam are detected based on the difference between the intensity of +1st-order diffracted light from areas 15, 18, 19, 22 of the hologram optical element 8 and the intensity of +1st- order diffracted light from areas 16, 17, 20, 21 of the same.
Patent JP-2001307454-A (JP)
Title: Magnetic tape cassette
Inventor: OMORI SHOZO
IPC: G11B23/087
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape cassette whose recording setting state can easily be viewed and confirmed. SOLUTION: This magnetic tape cassette has its cassette case 10a made transparent so that the position of a misediting prevention member 85c can be viewed.
Patent JP-2001306615-A (JP)
Title: Information recording medium and data structure
Inventor: KATO KOSUKE
IPC: G06F3/0481
Filed: 2000-04-18
Abstract: PROBLEM TO BE SOLVED: To bring in an operator into various services from the contents of a music CD, etc., by using as a clue an image displayed on a display device. SOLUTION: Image information which is displayed on the display device of an information display device and a program which starts actual operation according to relative information corresponding to the specified image information when the image information is specified by the operator are recorded together on the same information recording medium; when this program is started, the mentioned image information is displayed on the display device.
Patent JP-2001301785-A (JP)
Title: Mouthpiece aid for drink container
Inventor: KASUYA KAZUMI
IPC: A61J7/00
Filed: 2000-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a mouthpiece aid for a drink container, which can be mounted to a drink container such as a PET bottle available on the market so that infants can directly and easily drink a drink in the drink container such as the PET bottle and which eliminates the need for carrying a spare nursing bottle or the like in order to feed a drink such as juice or mineral water other than milk to a baby at a place or the like where mother goes out together with her baby, or for cleaning and sterilizing the nursing bottle for milk at every time when juice or the like is fed. SOLUTION: The mouthpiece aid for a drink container includes a mounting part for a drink container, which is provided at one of ends of the mouthpiece aid and which is for liquid-tightly mounting the mouthpiece aid to a mouthpiece of a drink container available on the market, and a mounting part for a mouthpiece member, which is provided at the other end of the mouthpiece aid and which is for liquid-tightly mounting the mouthpiece member, through which infants drink a drink, to the mouthpiece aid.
Patent JP-2001307876-A (JP)
Title: Organic el display device, its manufacturing method and forming method of insulation rib of organic el display device
Inventor: TAKAKURA TOSHIHIKO
IPC: H05B33/10
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To enable to easily and appropriately form an insulation rib partitioning an organic EL membrane and electrode of organic EL display device, and eliminate the fear to produce an erroneous electric conduction between mutual organic EL membrane and electrode. SOLUTION: This is the organic EL display device wherein plural insulation ribs 1 are installed at the first plural electrodes 3A on a substrate 4, and wherein the organic EL membrane 4 and the second electrode 3B are installed between these plural insulation ribs 1 each other. The respective insulation ribs 1 have a lower layer part 10 and an upper layer part 11 which are different in material and mutually laminated, and the upper layer part 11 is formed with a wider breadth than the lower part 10.
Patent JP-2001302610-A (JP)
Title: beta-(METH)ACRYLOYLOXYASPARTIC ACID OR ALKYL ESTER, AND POLYMER THEREOF
Inventor: MITA FUMIO
IPC: C07C271/22
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To obtain a new polymer hopeful of having such characteristics as liquid crystallinity, biocompatibility, biodegradability or polyelectrolyte from the corresponding new monomer. SOLUTION: This new polymer is obtained by polymerization, in the presence of a polymerization initiator source, of a β-(meth)acryloyloxyaspartic acid or an alkyl ester thereof or salt thereof shown by the formula (1) (wherein, R1 is H or methyl; R2 is H or a 1-5C alkyl; R3 and R4 are each H, a 1-5C alkyl, alkylcarbonyl, benzoyl, alkyloxycarbonyl, benzyloxycarbonyl or alkylcarboxyl).
Patent JP-2001299637-A (JP)
Title: Hand dryer
Inventor: HARAGA KAZUHIRO
IPC: A47K10/48
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a hand dryer reducing cleaning or replacing work of a filter and imparting no distrust to a user by abnormal performance due to mesh-clogging of the filter. SOLUTION: This hand dryer is provided with a gas blowoff port 2 for blowing off gas for blowing away water stuck to the hands, a gas pressurizing means 7 for supplying the gas to this gas blowoff port 2, a suction port 5 for introducing the gas to this gas pressurizing means 7 and the filter 4 arranged in this suction port. This filter 4 is formed in a recessed shape recessed inside the suction port 5 or is formed in a projecting shape projecting outside the suction port 5.
Patent JP-2000329482-A (JP)
Title: Heat exchanger having flexible tube for automobile
Inventor: MARTINS CARLOS
IPC: F28F9/22
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To obtain a heat exchanger having flexible tubes in which the tubes are held in a state spaced apart from each other. SOLUTION: The heat exchanger for automobile comprises a bundle 10 formed only of flexible plastic tubes 12, and two end blocks 22, 24 for coupling these tubes. The heat exchanger further comprises at least one spacer 50 having an opening for passing the tubes disposed at a predetermined position between the end blocks 22, 24 to support the tubes 12 having a specified interval, i.e. pitch.
Patent JP-2000345170-A (JP)
Title: Flexible method for producing base oil and middle distillate by hydroisomerization reformation accompanying catalytic deparaffinization treatment
Inventor: BENAZZI ERIC
IPC: C10G45/62
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To provide an improved flexible method for producing a base oil and a middle distillate by a hydroisomerization reformation accompanying a catalytic deparaffinization treatment, by which the base oil having a greatly high quality, namely a high viscosity index (VI), excellent UV stability and a low pour point is produced from a charged hydrocarbon. SOLUTION: This method for producing a base oil from a charged hydrocarbon comprises the following continuous processes: (a) simultaneously subjecting the charged hydrocarbon and at least a part of n-paraffins contained in the hydrocarbon to a hydroisomerization reformation, wherein the charged hydrocarbon has a sulfur content of <1,000 wt.ppm, a nitrogen content of <200 wt.ppm, a metal content of <50 wt.ppm and an oxygen content of <0.2 wt.%, and wherein the process is carried out at a specific temperature, at a specific pressure and at at a specific space velocity in the presence of hydrogen and a specific catalyst, and (b) subjecting at least a part of the effluent produced in the process (a) to a catalytic deparaffinization treatment at a specific temperature at a specific pressure and at a specific space velocity in the presence of hydrogen and a specific catalyst.
Patent JP-2000347419-A (JP)
Title: Pattern forming method and pattern forming substrate
Inventor: SEKIYA TAKURO
IPC: G03F7/42
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To make it possible to easily process and edit graphic information by keyboard manipulation and to make rapidly obtainable a substrate having such graphic patterns formed by selectively sensitizing a photosensitive resin in accordance with computer information, thereby forming photosensitive regions and photo-insensitive regions. SOLUTION: An injection head 1 is started and while an opaque material is injected to the resist surface of the substrate 4 from the injection head 1 according to the patterns of the computer graphics, a carriage 2 is moved in X and Y directions to form the patterns of the opaque material on the resist surface of the substrate 4. The resist layer is then subjected to UV photoirradiation, to selectively sensitize the resist layer according to the presence or absence of the coating of the non-translucent material and latent images are formed. The latent images are then developed to form visible image.
Patent JP-2000324967-A (JP)
Title: Disease elimination from cultivated laver
Inventor: OKUZONO KAZUHIKO
IPC: A01N57/12
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for exterminating mold fungi belonging to the genus Pyshium in a short time without impairing laver itself. SOLUTION: This method is to formulate an aqueous solution of acetic acid having a concentration of <=0.3 wt/wt.% with at least one kind selected from the group consisting of adipic acid, succinic acid, monochloroacetic acid, dichloroacetic acid, trichloroacetic acid, formic acid, ketoglutaric acid, phytic acid, phosphoric acid, hydrochloric acid, tartaric acid, sulfuric acid, nitric acid, maleic acid, itaconic acid, propionic acid and butyric acid in such a way that the concentration of the latter acid in the aqueous solution is 0.01-0.3 wt/wt.% depending on required treating time, and to immerse cultivated laver in the above formulated solution or to scatter the above formulated solution to cultivated laver.
Patent JP-2001001794-A (JP)
Title: Method for driving actuator for vehicle
Inventor: BEIKER SVEN
IPC: B60W10/18
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To combine the plurality of control systems for obtaining single common control volume so as to create optimum control conditions under any circumstances. SOLUTION: In this method for driving a vehicle's actuator provided with at least two control systems so as to control a single common control amount, a first control system 1 as a primary system performs basic control by driving a main actuator 6 provided in the first control system 1. A second control system 2 as a secondary system is connected to an auxiliary actuator 7 so as to drive the auxiliary actuator 7 provided in the second control system 2 depending on drive signals to the main actuator 6.
Patent JP-2001320155-A (JP)
Title: Land structure of printed wiring board
Inventor: HADATE TAKESHI
IPC: H05K3/34
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To solve the problem of conventional land structure such that it is weak to bending force or shock added to a printed wiring board from outside since the junction between a land 4 and a solder ball 5 is soldered at the surface of the land 4. SOLUTION: This land structure is equipped with a land which is constituted by opening a solder resist layer made on a printed wiring board and where the solid pattern in the printed wiring board to be joined with solder is exposed, and a cut which is provided around this land part and is constituted by cutting off the solder resist layer and the solid pattern, and solder is to be joined with the land and the periphery on cut side of this land part.
Patent JP-2001314330-A (JP)
Title: Electric heating grill
Inventor: YOSHIYUKI HIROMITSU
IPC: F24C15/20
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To provide an electric heating grill capable of easily separating a lid body 2 from a min body 1 regardless of electric connection and easily cleaning inside even while the electric heating grill is hot immediately after cooking. SOLUTION: An electrical part 6 is provided at one side surface of the main body 1 with a bottom 5, and a pair of upper and lower heaters 7 and 8 are provided for the electrical part 6. The upper part of the main body 1 is covered with a freely detachable lid body 2. A box body 4 with an opening 3 in the front is formed from the lid body 2 and main body 1. A sliding body 13 to be freely slid forward and backward is inserted from the opening 3 in the box body 4. The sliding body 13 comprises a receiving tray 17 located below the heaters 7 and 8. A door 14 to block the opening 3 is provided at the front end of the sliding body 13. A gridiron 27 to be inserted between the pair of heaters 7 and 8 is placed on the receiving tray 17.
Patent JP-2001323369-A (JP)
Title: Electron beam treatment system
Inventor: YAMAGUCHI MASANORI
IPC: H01L21/31
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To prevent the breakage of a window of an electron beam tube, the deposit composed of byproducts on the window, and further to suppress the temperature raise of a cover of the electron-beam tube, by cooling an irradiation part of the electron beam tube exposed to the treatment chamber. SOLUTION: The electron-beam is disposed in such a way that its irradiation part is exposed to the inside of the treatment chamber 2, and a material 6 to be treated is placed on a heating stand 5 provided inside the treatment chamber 2, and the material 6 to be treated is irradiated with an electron beam under heating. In this electron beam treatment system, the irradiation part of the electron-beam tube is constituted of: the cover part 3 covering the opening of the electron-beam tube and having an opening 31 for passing the electron beam; and the window part 4 covering the opening 31 and having an electron beam transmission part 41 for transmitting the electron beam. Moreover, a cooling block 7 for cooling the above irradiation part is disposed in a manner to be brought into contact with at least the above irradiation part excluding the electron beam transmission part 41.  Further, a cooling-gas-blowing means for blowing cooling gas against the window part 4 is provided.
Patent JP-2001040624-A (JP)
Title: Road display device
Inventor: NAKAJIMA KENICHI
IPC: E01F9/615
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To maintain visibility by fixing a wipe member so as to come into contact with the surface of a display part, and rotating the display part to slide the wipe member on the surface of the display part. SOLUTION: A display device 100 rotatably supports a hollow circular columnar member 110 providing a display part on the surface on a support shaft 102 provided vertically on a pedestal plate 101. Next, a drive means 120 comprising a vertical shaft windmill 123, a gear box 122 and the like is provided on the upper end of the member 110. Next, a connection ring 103, the gear box 122 and a cover plate 104 are connected by a connection member 105, a wiper blade 140 is housed in an axial housing groove 105a provided on the member 105, and the edge of the blade 140 is press-contacted on the surface of the display part 116 by the magnetic repulsion force of permanent magnets 141, 142. When wind blows, the member 110 is rotated, the blade 140 is slid on the surface of the display part 116, and stain is removed. Thereby the visibility of the display part can be maintained good without requiring much labor and any cost.
Patent JP-2001332423-A (JP)
Title: Magnetizing apparatus
Inventor: MURATA SHINJI
IPC: H01F13/00
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To obtain a magnetizing apparatus, with which motor yokes can be magnetized efficiently, productivity of the products using the yokes can be enhanced, and quality of the products can be stabilized. SOLUTION: This magnetizing apparatus comprises an on/off switching means 14 connected in series with a DC power supply 11, a capacitor 13 connected in parallel with the DC power supply 11, and when the switching means 14 is set to off, charged with electric charge by the DC power supply 11, while, when the switching means 14 is set on, discharges the charged electric charge to make an excitation current flow in a magnetizing coil 17 which is a load, and a control circuit 15A that controls the switching means 14 to off, after the excitation current reaches a peak value to cut off the current carrying to the magnetizing coil 17.
Patent JP-2001332009-A (JP)
Title: Optical disk discriminating method and optical disk reproducing device
Inventor: MATSUI SHIGERU
IPC: G11B20/14
Filed: 2000-05-19
Abstract: PROBLEM TO BE SOLVED: To provide a high-speed and sure optical disk discriminating method. SOLUTION: This optical disk discriminating method consists in forming the binarization signals corresponding to the bit strings arrayed on the tracks of an optical disk by the reflected light obtained by irradiating the prescribed position of the optical disk rotationally driven at a specified angular speed with a condensed beam, reproducing clock signals in correspondence to the longest bit lengths of the bit strings detected from the binarization signals and discriminating the data format of the optical disk in accordance with the count value obtained by counting the intervals at which the synchronizing signals included in the binarization signals are detected by using the clock signals.
Patent JP-2001327950-A (JP)
Title: Incineration method and apparatus for solid waste
Inventor: ARATO TOSHIAKI
IPC: F23C1/00
Filed: 2000-05-24
Abstract: PROBLEM TO BE SOLVED: To provide an incineration apparatus capable of treating wastes and saving coal for a finely powdered coal-fueled boiler and whose an incineration ash is easy to treat. SOLUTION: A solid waste 1 is thermally decomposed to a thermal decomposition gas 8 and a thermal decomposition residue (char) 10 in a thermal decomposition furnace 7 of a thermal decomposition apparatus and the thermal decomposition residue 10 is supplied to a furnace 21 of a boiler to be burned solely or in form of a mixture with other fuel. The thermal decomposition apparatus comprises a supply pipeline part 9a for introducing a combustion waste gas from the gas burner 9 into the thermal decomposition furnace 7 and a supply pipeline part 9b for introducing an incineration waste gas discharged out the thermal decomposition furnace 7 into a drying furnace 4.
Patent JP-2001337596-A (JP)
Title: Personal computer capable of unnecessitating visual sensation, and its using method
Inventor: FUKUNAGA KAZUKO
IPC: G06F3/00
Filed: 2000-05-26
Abstract: PROBLEM TO BE SOLVED: To provide a personal computer capable of unnecessitating visual sensation, and to provide its using method. SOLUTION: This computer is composed of a personal computer main body 4, a braille-display board 1 which displays information of a text part among information which is inputted from the CRT interface part of the personal computer main body 4 in Braille, a thermo-panel 2 for displaying the information of the image part in image by heat (temperature difference), and a keyboard 3 for inputting characters.
Patent JP-2001336535-A (JP)
Title: Cage for rolling bearing
Inventor: MATSUI MASAHITO
IPC: F16C33/66
Filed: 2000-05-26
Abstract: PROBLEM TO BE SOLVED: To regulate the amount of movement of a cage in its radial direction relative to a ball to suppress cage noise without reducing clearance between a pocket surface and a surface of rolling contact with a rolling element nor guiding the cage by means of an inner ring or an outer ring. SOLUTION: When the cage 20 is positioned between the inner ring 10 and the outer ring and a ball B is freely rollingly retained, a first inclined face 22a is inclined toward the grooved bottom of an inner raceway 12 and a second inclined faces 22b is inclined toward the grooved bottom of the inner raceway 12; a projection 22 entering a groove space in the inner raceway 12 rotatably retains the ball B. The relationship between the inside diameter dc of the cage, the maximum outside diameter Dout of the inner ring, and the inner raceway diameter Din of the inner ring 10 is set to meet Din<dc<=Dout. Then the amount of movement of the cage 20 in the radial direction is greatly reduced and the cage noise can be suppressed.
Patent JP-2001344814-A (JP)
Title: Optical information recording medium
Inventor: USAMI YOSHIHISA
IPC: G11B7/2533
Filed: 2000-05-26
Abstract: PROBLEM TO BE SOLVED: To provide an optical information recording medium excellent in tone improving effect. SOLUTION: One or more organic dyestuffs selected from the group consisting of anthrapyridone dyestuffs, anthraquinone dyestuffs, heterocyclic dyestuffs shown by formulae 1, 2, 3, 4, 5, perinone dyestuffs, perylene dyestuffs and thioindigo dyestuffs are incorporated in a transparent substrate of the optical information recording medium having a recording layer where information can be recorded by a laser beam so that the respective contents of the dyestuffs are 0.001-1.0 mass %.
Patent JP-2001334255-A (JP)
Title: Method for controlling concentration of chemical for water treatment
Inventor: YAMAURA SEIKI
IPC: G01N21/27
Filed: 2000-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling the concentration of a chemical for water treatment which measures the concentration of the chemical added into water easily, promptly, and accurately. SOLUTION: A known amount of coloring matter which is water soluble, light resistant, and oxidation resistant is dispersed as a tracer by a dispersant with a known amount of the chemical for water treatment in water such as cooling water in an open system. The concentration of the coloring matter in the water is detected optically by measuring the absorption of the coloring matter preferably at two or more wavelengths including at least one wavelength of absorption, preferably by absorptiometry. By determining the concentration of the chemical in the water from the detected concentration of the coloring matter proportional to the known amount of the chemical, the concentration of the chemical added into the water is controlled properly. As the coloring matter as a tracer, WA Color Blue A-01 (using C. I Pigment Blue 15, dispersed by a water soluble resin) (R) of Dainichi Seika Ind.  Company can be used especially preferably.
Patent JP-2001341254-A (JP)
Title: Easily lubricating laminate film and magnetic recording medium using the same
Inventor: TOJO MITSUMINE
IPC: G11B5/73
Filed: 2000-05-30
Abstract: PROBLEM TO BE SOLVED: To provide an easily lubricating laminate film made of a polyester film suitable as a base used for a magnetic recording medium, various type photographic materials, packaging material, electric insulating material, general purpose industrial material or the like having excellent flatness, easily lubricity at film forming or processing time, blocking resistance or cutting resistance. SOLUTION: In the easily lubricating polyamide laminate film comprising a film layer made of a binder resin and provided on at least one side surface of a polyester film, a mean value of a roughness according to an AFM(atomic force microscope) on an outer surface of the film layer is 3 to 20 nm and specks of roughness are 5 to 70%.